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The tiny addition of a chemical mark atop a gene that is well known for its involvement in clinical depression and posttraumatic stress disorder can affect the way a person's brain responds to threats.
A person’s willingness to volunteer and help others could be influenced by a gene that also impacts his or her level of social anxiety, according to research published in September’s edition of the journal Social Neuroscience.
Why are some couples seemingly fated to have a happy marriage and others end in sorrow? A new study from UC Berkeley and Northwestern University reveals a major clue rests in our DNA.
Researchers say they can't link depression to your genetic makeup, but the more bad things that happen to you, the more likely you are to suffer severe depression.
Contrary to a previous report, an analysis of 14 previous studies does not find an association between a serotonin transporter gene variation, stressful life events, and an increased risk of major depression, according to an article in the June 17 issue of JAMA.
Scientists in Britain reported on Wednesday, whether you are pessimistic or optimistic may depend on a single, hormone-delivery gene.
- An uxorious, effeminate, or spiritless man.
- A timorous, cowardly fellow.